bob greenstein is head of the president obama's transition policy work. doug holz-eakin, president of the action forum, headed the staff, directer of the congressional budget office. he was a member of the president bush's economic adviser and was an acting directer of cbo. finally, diane lim rogers blog z as economist mom and was chief economist for the house committee and the ways and means committee. our format today will be relatively straightforward. each speaks for five minutes, and i'll ask questions, we'll l get a discussion going here and turn it over to the audience to give you a chance to ask the questions. we've people watching on c-span and the web, and if you're not in the room, send them to publicaffairs@urban.org, and those questions will come to me. to start, donald? >> thanks. thanks, everybody, for being here and braving the rain to talk fiscal cliffs. i'll try not to ruin your lunch. as howard mentioned, we put out a big report yesterday about the tax components of the fiscal cliff, walking through the details and potential effects on